S237VLUDSFBZC2 – Galaxy A23 5G firmware
Build S237VLUDSFBZC2 is a security update for the Galaxy A23 5G (SM-S237VL)
on Android 14 (One UI 6). It first appeared on Samsung's servers on Mar 30, 2026 (method) and has reached
1 region so far. It raises the bootloader bit from 14 to 15: once installed, the device no longer accepts firmware with bit 14 or lower, so a downgrade to S237VLUDSEBZA1 is blocked. Samsung still serves this file.
- Model
- SM-S237VL
- Android
- Android 14
- Type
- Security
- Bootloader bit
- 15
- First released
- Mar 30, 2026
- Regions
- 1
Rollout timeline by region
The date each region code (CSC) first received S237VLUDSFBZC2, counted from the first release.
| CSC | Region | Released | Rollout | Version (PDA/CSC/MODEM) |
|---|---|---|---|---|
TFN | USA (TracFone) | Mar 30, 2026 | day 0 | S237VLUDSFBZC2/S237VLTFNFBZC2/S237VLUDSFBZC2 |
Download and release notes
samloader download -m SM-S237VL -r TFN -v S237VLUDSFBZC2/S237VLTFNFBZC2/S237VLUDSFBZC2Samsung's release notes and security patch level for this update: SM-S237VL / TFN on doc.samsungmobile.com. What each part of the build number means: decode S237VLUDSFBZC2.